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The lenght of one base of a trapezoid is 19 less than five times the length of the other base. If the trapezoid has a height of 18 feet and an area of 477 ft2, find the length of the longer base

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(x + 5x-19)/2 * 18 = 477

find x, the shorter base, then 5x-19, the longer base

(12+5×12−19)÷2×18=477

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Chrisambriz57

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